cmmartin

import UIKit

class BlurredBackgroundView: UIView {
    let imageView: UIImageView
    let blurView: UIVisualEffectView
    
    override init(frame: CGRect) {
        let blurEffect = UIBlurEffect(style: UIBlurEffectStyle.Dark)
        blurView = UIVisualEffectView(effect: blurEffect)
        imageView = UIImageView(image: UIImage(name: "someBackgroundImage.jpg"))

cmmartin

override func viewWillAppear(animated: Bool) {

        // Make the bar actually transparent by setting an empty image as the background
        self.navigationController?.navigationBar.setBackgroundImage(UIImage(), forBarMetrics: .Default)
        self.navigationController?.navigationBar.shadowImage = UIImage()
        self.navigationController?.navigationBar.translucent = true
        var bounds = (self.navigationController?.navigationBar.bounds)!
        // make it cover the status bar by offseting y by -20
        bounds.offsetInPlace(dx: 0.0, dy: -20.0)
        bounds.size.height = bounds.height + 20.0

cmmartin

let musicalNotes = [
    // name + octave: frequency (Hz)
    "C0": 16.35,
    "C#0": 17.32,
    "D0": 18.35,
    "D#0": 19.45,
    "E0": 20.60,
    "F0": 21.83,
    "F#0": 23.12,
    "G0": 24.50,

cmmartin

import { Writable } from 'stream'

/**
 * Create a Buffer from a stream (warning: loads all chunks into memory)
 * Usage: myStream.pipe(new BufferStream(buffer => {}, err => {}))
 */
export default class BufferStream extends Writable {

  data = []

cmmartin

#!/bin/bash

readonly user="my_dokku_username"
readonly host="my_hostname"
readonly targets=(
	# git branch | project name | virtual host 
	# list your dokku instances here...
)

# execute from the project root

cmmartin

gitadd() {
    git diff | grep "console.log" || git add $1
}

cmmartin

import koa from 'koa'
import router from 'koa-route'
import streamView from './stream-view'

const app = koa()
const toJS = str => JSON.parse(str)
const toJSON = js => JSON.stringify(js)

// stream an html page with asynchronous data
app.use(router.get('/html/:title', streamView('html', function* (title) {

cmmartin

// An example of streaming html to the browser in ES2015
// inspired by https://github.com/koajs/examples/tree/master/stream-view

// *** Usage ***
// const app = koa()
// app.use(function* () {
//   this.type = 'html'
//   this.body = new StreamView(this)
// })
// app.listen(3000)

cmmartin

  background: url('https://placeholdit.imgix.net/~text?txtsize=72&txt=background%20image&w=1020&h=860') no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;

cmmartin

null + null === 0    // true

[] + [] === ''      // true

null + 1 === 1       // true

isNaN(null)          // false

NaN === NaN          // false